| Director | Dante Lam, Dante Lam Chiu-Yin |
|---|---|
| Budget | CN¥1 billion |
| Box office | $53.8 million |
In the near future, the Chinese Navy intercepts critical intelligence—an advanced super-submarine is secretly plotting a top-secret military operation against cities along China's southeastern coast. In response, China deploys its latest submarine, Longjing, to coordinate with the elite Jiaolong Squad in a high-stakes mission.